The link has been added by someone whose username is very similar to the domain being added;

The IP related to the link is added by someone with an IP close to the IP of the link.

These reasons why can be found in the blacklist and monitor reasons above the actual records (if they are not there, the link is not monitored/blacklisted anymore).
The reason behind your name will be one of the reasons listed in the reasons why it is monitored/blacklisted. Your appearance there does not mean you have a conflict of interest with adding the link, it may very well be accidental overlap, or a good link which was picked up by the bot accidentally, or a good link which is nonetheless under investigation of the wikiprojects en:Wikipedia:Conflict of interest/Noticeboard or en:Wikipedia:WikiProject Spam

2008-08-06 01:29:58: w:el:User:Lemur12 (talk, contribs, 14264) to w:el:High and tight (diff, not top edit), link www.ehow.com/how_4455033_give-high-tight-haircut.html (RXL,Search)
Other links: www.ehow.com/how_4455033_give-high-tight-haircut.html (14264,260,X,X,,RXL)
User is in a trusted group sysop on some wikis

2009-02-21 15:07:45: w:de:User:Guidod (talk, contribs, 311) to w:de:Winterdiesel (diff, not top edit), link www.ehow.com/how_2188564_blend-number-1-diesel-diesel.html (RXL,Search)
Other links: www.ehow.com/how_2188564_blend-number-1-diesel-diesel.html (311,260,X,X,,RXL)
User is in a trusted group editor on some wikis

2009-05-02 19:06:56: w:hr:User:Zeljko (talk, contribs, 6856) to w:hr:Asidahetsh (diff, not top edit), link www.ehow.com/about_4570980_wichita-tribe-culture.html (RXL,Search)
Other links: www.ehow.com/about_4570980_wichita-tribe-culture.html (6856,260,X,X,,RXL) www.hiddenhistory.com/page3/swsts/oklahom1.htm (6856,119,X,X,,RXL)
User is in a trusted group sysop on some wikis

2009-05-14 23:06:06: w:de:User:X2 (talk, contribs, 285) to w:de:Slugging Percentage (diff, not top edit), link www.ehow.com/how_9737_calculate-slugging-percentage.html (RXL,Search)
Other links: www.ehow.com/how_9737_calculate-slugging-percentage.html (285,260,X,X,,RXL)
User is in a trusted group editor on some wikis